English verb conjugation
CAN PITTERPATTER

Regular verb: pitterpatter - pitterpattered - pitterpattered

Affirmation

Simple form	V-ing form
I can pitterpatter you can pitterpatter he can pitterpatter we can pitterpatter you can pitterpatter they can pitterpatter	I can be pitterpattering you can be pitterpattering he can be pitterpattering we can be pitterpattering you can be pitterpattering they can be pitterpattering
Perfect	V-ing perfect
I can have pitterpattered you can have pitterpattered he can have pitterpattered we can have pitterpattered you can have pitterpattered they can have pitterpattered	I can have been pitterpattering you can have been pitterpattering he can have been pitterpattering we can have been pitterpattering you can have been pitterpattering they can have been pitterpattering

Negation

Simple form	V-ing form
I can't pitterpatter you can't pitterpatter he can't pitterpatter we can't pitterpatter you can't pitterpatter they can't pitterpatter	I can't be pitterpattering you can't be pitterpattering he can't be pitterpattering we can't be pitterpattering you can't be pitterpattering they can't be pitterpattering
Perfect	V-ing perfect
I can't have pitterpattered you can't have pitterpattered he can't have pitterpattered we can't have pitterpattered you can't have pitterpattered they can't have pitterpattered	I can't have been pitterpattering you can't have been pitterpattering he can't have been pitterpattering we can't have been pitterpattering you can't have been pitterpattering they can't have been pitterpattering

Interrogative form

Simple form	V-ing form
can I pitterpatter? can you pitterpatter? can he pitterpatter? can we pitterpatter? can you pitterpatter? can they pitterpatter?	can I be pitterpattering? can you be pitterpattering? can he be pitterpattering? can we be pitterpattering? can you be pitterpattering? can they be pitterpattering?
Perfect	V-ing perfect
can I have pitterpattered? can you have pitterpattered? can he have pitterpattered? can we have pitterpattered? can you have pitterpattered? can they have pitterpattered?	can I have been pitterpattering? can you have been pitterpattering? can he have been pitterpattering? can we have been pitterpattering? can you have been pitterpattering? can they have been pitterpattering?

Interro-negative form

Simple form	V-ing form
can't I pitterpatter? can't you pitterpatter? can't he pitterpatter? can't we pitterpatter? can't you pitterpatter? can't they pitterpatter?	can't I be pitterpattering? can't you be pitterpattering? can't he be pitterpattering? can't we be pitterpattering? can't you be pitterpattering? can't they be pitterpattering?
Perfect	V-ing perfect
can't I have pitterpattered? can't you have pitterpattered? can't he have pitterpattered? can't we have pitterpattered? can't you have pitterpattered? can't they have pitterpattered?	can't I have been pitterpattering? can't you have been pitterpattering? can't he have been pitterpattering? can't we have been pitterpattering? can't you have been pitterpattering? can't they have been pitterpattering?